This product is a classic Ralph Lauren men's long sleeve button-up shirt in a blue striped pattern. Made from a comfortable cotton blend fabric with a woven texture, this slim-fit shirt features a collared neckline and button-down collar style. It is designed for casual occasions and is part of the brand's classic, preppy theme. The shirt is in size 15.5, with a regular size type and a slimming fit, making it a stylish and versatile addition to any man's wardrobe.